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|Additional Physical Format:||Online version:
Upper Mississippi River Basin Sanitation Agreement. Board of State Health Commissioners.
High daily rate trickling filter performance.
[Madison, Wis.], 1943
|All Authors / Contributors:||
Graham Walton; John N Wilson; Upper Mississippi River Basin Sanitation Agreement. Board of State Health Commissioners.
|Description:||136 p. : ill.|
|Responsibility:||[edited] by Graham Walton ; introd. by L.F. Warrick. Supplementary biological investigations by John Wilson, March 1943.|